The equation of a closed curve is (x+ y)² +2(x- y)² = 24. Find the exact coordinates of all the points at which the curve crosses the y-axis, and the gradient of the curve at each of these points.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
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Chapter9: Quadratic Functions And Equations
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The equation of a closed curve is (x+y)² +2(x-y) = 24.
Find the exact coordinates of all the points at which the curve crosses the y-axis, and the
gradient of the curve at each of these points.
Transcribed Image Text:The equation of a closed curve is (x+y)² +2(x-y) = 24. Find the exact coordinates of all the points at which the curve crosses the y-axis, and the gradient of the curve at each of these points.
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